package com.kingyun.gpsinspection.purificationservice.facade.service.activiti.base;

/**
 * 工资流跟踪相关service
 */
public interface WorkFlowTraceService {


    /**
     * 流程跟踪图
     *
     * @param processInstanceId 流程实例ID
     * @return 流程图片
     */
    byte[] traceRuntimeDiagram(String processInstanceId) throws Exception;
}
